CN109608707A - A kind of automobile brake chamber diaphragm material formula and preparation method thereof - Google Patents
A kind of automobile brake chamber diaphragm material formula and preparation method thereof Download PDFInfo
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- CN109608707A CN109608707A CN201910013205.6A CN201910013205A CN109608707A CN 109608707 A CN109608707 A CN 109608707A CN 201910013205 A CN201910013205 A CN 201910013205A CN 109608707 A CN109608707 A CN 109608707A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2307/00—Characterised by the use of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
- C08J2409/06—Copolymers with styrene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Tires In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
A kind of automobile brake chamber diaphragm material formula and preparation method thereof, belong to air chamber diaphragm preparation field, including natural rubber 40-60, 20-30 parts of butadiene-styrene rubber, 20-30 parts of butadiene rubber, 5-8 parts of zinc oxide, 2-3 parts of stearic acid, 1-2 parts of anti-aging agent RD, 1-2 parts of anti-aging agent 6PPD, 1-2 parts of antioxidant BLE, 2-3 parts of microwax, 15-20 parts of N330 carbon black, 20-30 parts of N550 carbon black, 5-8 parts of white carbon black, 20-30 parts of modified barite powder, 3-5 parts of magnesinm methacrylate, 3-5 parts of C5 resin, 3-5 parts of molybdenum disulfide, 5-8 parts of sebacic acid dioctyl ester, 2-2.5 parts of sulphur, 1-2 parts of accelerator NS.Air chamber diaphragm provided by the invention has the characteristic of low temperature resistant high abrasion high-durability, and low compression set, good resistance to deionized water, alcohol, the performances such as brake fluid and ozone aging can be widely popularized in rubber diaphragm of automobile brake chamber.
Description
Technical field
The invention belongs to diaphragm material preparation fields, and in particular to a kind of automobile brake chamber diaphragm material formula and its system
Preparation Method.
Background technique
Brake chamber is also referred to as wheel cylinder, its effect machinery that be by the pressure transition of compressed air, which be, rotates brake camshaft
Power realizes braking maneuver, and brake chamber is that clip clamps diaphragm type, and forward and backward brake chamber is of different sizes, but the basic phase of its structure
Together, air chamber rubber diaphragm is the product for being sandwiched between canvas, is widely used in automobile brake system, and rubber diaphragm for vapor chamber is to carry
Core part of the weight in 3 tons or more of various heavy-duty automobile brake components, is related to ride safety of automobile, automobile is being braked
When have the hyperbar of 0.8Mpa or so, this air pressure pushes rubber diaphragm for vapor chamber displacement, increases gas chamber pressure, and then push forward
Motive force is finally passed to the brake patch taken turns in firm by bar, opens brake block, is held wheel tightly, is played braking effect, reach brake
Vehicle purpose, so rubber diaphragm for vapor chamber is essential key part in the car.
With the development of rubber material, low temperature resistant high abrasion high-durability is always the target that industry is chased.
Summary of the invention
To overcome the defects of present in the prior art, the present invention provide a kind of automobile brake chamber diaphragm material formula and its
Production method is able to solve above-mentioned technical problem.
The invention solves technical solutions used by its technical problem to be: designing a kind of automobile brake chamber diaphragm material
Formula, primary raw material includes natural rubber, butadiene-styrene rubber, butadiene rubber, zinc oxide, stearic acid, anti-aging agent RD, anti-aging agent
6PPD, antioxidant BLE, microwax, N330 carbon black, N550 carbon black, white carbon black, modified barite powder, magnesinm methacrylate, C5 tree
Rouge, molybdenum disulfide, sebacic acid dioctyl ester, sulphur, accelerator NS.
Preferably, the consumption (mass fraction) of each raw material are as follows:
Preferably, the consumption (mass fraction) of each raw material are as follows:
Preferably, a kind of preparation method of automobile brake chamber diaphragm material formula, preparation method in accordance with the following steps:
(1) modified barite powder is prepared, is included the following steps:
A, 40-50 parts of blanc fixes are weighed, 3-5 parts of silicon nitride powder, 2-3 parts of magnesia, are uniformly mixed in blender；
B, silane coupling agent is added to impregnate 2-3 hours；C, it pulls mixture out, is dried at a temperature of 150 degree, for use.
(2) natural rubber is weighed according to the parts by weight of concrete composition material and butadiene-styrene rubber, butadiene rubber put into mixer
In plasticate 3-5 minutes, then put into zinc oxide, stearic acid, anti-aging agent, microwax, the small powders such as promotor, pressurization refining to temperature liter
To 80 DEG C.Then it mentions sticking together and puts into carbon black, white carbon black, modified barite powder, magnesinm methacrylate, C5 resin, molybdenum disulfide and certain herbaceous plants with big flowers
The aniseed such as adipate, pressurization refining are raised to 100 DEG C to temperature, then mention and sticking together, and put into sulphur, and pressurization refining to temperature is raised to 110
DEG C, then mention and sticking together, pressurization refining to temperature is raised to 120 DEG C, and dumping, the sizing material being kneaded passes through elevator, puts into 22 cun of open mills, smashes
Glue turns refining 180 seconds, slice, crosses interleaving agent slot, cold machine is cooling, then cuts out piece by certain specification, for use；
(3) material prepared in step (2) is passed through into vulcanizing press, test piece is made with 165 DEG C of * 5 minutes techniques.
(4) according to finished product moulding process, air chamber rubber diaphragm product is made.
The present invention has the beneficial effects that
Air chamber diaphragm provided by the invention has the characteristic of low temperature resistant high abrasion high-durability, and low compression permanently becomes
Shape, good resistance to deionized water, alcohol, the performances such as brake fluid and ozone aging, rubber diaphragm of automobile brake chamber can be wide
General popularization.
Specific embodiment
A kind of automobile brake chamber diaphragm material formula, primary raw material (by mass fraction) include natural rubber 40-60, fourth
20-30 parts of benzene rubber, 20-30 parts of butadiene rubber, 5-8 parts of zinc oxide, 2-3 parts of stearic acid, 1-2 parts of anti-aging agent RD, anti-aging agent
1-2 parts of 6PPD, 1-2 parts of antioxidant BLE, 2-3 parts of microwax, 15-20 parts of N330 carbon black, 20-30 parts of N550 carbon black, white carbon black
5-8 parts, 20-30 parts of modified barite powder, 3-5 parts of magnesinm methacrylate, 3-5 parts of C5 resin, 3-5 parts of molybdenum disulfide, sebacic acid
5-8 parts of dioctyl ester, 2-2.5 parts of sulphur, 1-2 parts of accelerator NS.
Embodiment
A kind of automobile brake chamber diaphragm material formula, the consumption (mass fraction) of each raw material are as follows:
In the present embodiment, a kind of preparation method of automobile brake chamber diaphragm material formula, preparation method is according to as follows
Step:
(1) modified barite powder is prepared, is included the following steps:
A, 40-50 parts of blanc fixes are weighed, 3-5 parts of silicon nitride powder, 2-3 parts of magnesia, are uniformly mixed in blender；
B, silane coupling agent is added to impregnate 2-3 hours；C, it pulls mixture out, is dried at a temperature of 150 degree, for use.
(2) natural rubber is weighed according to the parts by weight of concrete composition material and butadiene-styrene rubber, butadiene rubber put into mixer
In plasticate 3-5 minutes, then put into zinc oxide, stearic acid, anti-aging agent, microwax, the small powders such as promotor, pressurization refining to temperature liter
To 80 DEG C.Then it mentions sticking together and puts into carbon black, white carbon black, modified barite powder, magnesinm methacrylate, C5 resin, molybdenum disulfide and certain herbaceous plants with big flowers
The aniseed such as adipate, pressurization refining are raised to 100 DEG C to temperature, then mention and sticking together, and put into sulphur, and pressurization refining to temperature is raised to 110
DEG C, then mention and sticking together, pressurization refining to temperature is raised to 120 DEG C, and dumping, the sizing material being kneaded passes through elevator, puts into 22 cun of open mills, smashes
Glue turns refining 180 seconds, slice, crosses interleaving agent slot, cold machine is cooling, then cuts out piece by certain specification, for use；
(3) material prepared in step (2) is passed through into vulcanizing press, test piece is made with 165 DEG C of * 5 minutes techniques.
(4) according to finished product moulding process, air chamber rubber diaphragm product is made.
In the present embodiment, the test piece in step (3) is according to ISO-2781, ISO-48, the methods of ISO-37 test result
It is as follows: density: 1.167g/cm3, shore hardness: 62SHA, breaking strength: >=18MPA, elongation at break: >=400%, DIN mill
Consumption:<100mm3, glass transition temperature (TMA) :≤- 50 DEG C, sizing material is bonded peel strength:>=10N/mm. with nylon canvas
In the present embodiment, the finished product in step (4) passes through 80 DEG C of 300,000 life tests of high temperature, using low temperature -45
DEG C 300,000 life tests dismantle gas chamber finally after room temperature 2,000,000 times life tests, and diaphragm appearance is good, does not break
Phenomenon is damaged, also there are low compression set, good resistance to deionized water, alcohol, the performances such as brake fluid and ozone aging.
It should be noted last that: the above embodiments are only used to illustrate and not limit the technical solutions of the present invention, although ginseng
It is described the invention in detail according to above-described embodiment, it will be apparent to an ordinarily skilled person in the art that: it still can be to this
Invention is modified or replaced equivalently, without departing from the spirit or scope of the invention, or any substitutions,
It is intended to be within the scope of the claims of the invention.
Claims (4)
1. a kind of automobile brake chamber diaphragm material formula, it is characterised in that: primary raw material include natural rubber, butadiene-styrene rubber,
Butadiene rubber, zinc oxide, stearic acid, anti-aging agent RD, anti-aging agent 6PPD, antioxidant BLE, microwax, N330 carbon black, N550 charcoal
Black, white carbon black, modified barite powder, magnesinm methacrylate, C5 resin, molybdenum disulfide, sebacic acid dioctyl ester, sulphur, promotor
NS。
2. a kind of automobile brake chamber diaphragm material formula according to claim 1, it is characterised in that: the consumption of each raw material
It measures (mass fraction) are as follows:
3. a kind of automobile brake chamber diaphragm material formula according to claim 2, it is characterised in that: the consumption of each raw material
It measures (mass fraction) are as follows:
4. a kind of preparation method of automobile brake chamber diaphragm material formula according to claim 3, which is characterized in that system
Preparation Method is in accordance with the following steps:
(1) modified barite powder is prepared, is included the following steps:
A, 40-50 parts of blanc fixes are weighed, 3-5 parts of silicon nitride powder, 2-3 parts of magnesia, are uniformly mixed in blender；
B, silane coupling agent is added to impregnate 2-3 hours；C, it pulls mixture out, is dried at a temperature of 150 degree, for use.
(2) it weighs in natural rubber and butadiene-styrene rubber, butadiene rubber investment mixer and moulds according to the parts by weight of concrete composition material
Then refining 3-5 minutes puts into zinc oxide, stearic acid, anti-aging agent, microwax, the small powders such as promotor, pressurizeing to refine to temperature is raised to 80
℃.Then it mentions sticking together and puts into carbon black, white carbon black, modified barite powder, magnesinm methacrylate, C5 resin, molybdenum disulfide and sebacic acid
The aniseed such as dioctyl ester, pressurization refining to temperature are raised to 100 DEG C, then mention and sticking together, and put into sulphur, and pressurization refining to temperature is raised to 110 DEG C, then
It mentions and sticking together, pressurization refining to temperature is raised to 120 DEG C, and dumping, the sizing material being kneaded passes through elevator, puts into 22 cun of open mills, smashes glue, turn over
Refining 180 seconds, slice cross interleaving agent slot, and cold machine is cooling, then cuts out piece by certain specification, for use；
(3) material prepared in step (2) is passed through into vulcanizing press, test piece is made with 165 DEG C of * 5 minutes techniques.
(4) according to finished product moulding process, air chamber rubber diaphragm product is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013205.6A CN109608707A (en) | 2019-01-07 | 2019-01-07 | A kind of automobile brake chamber diaphragm material formula and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013205.6A CN109608707A (en) | 2019-01-07 | 2019-01-07 | A kind of automobile brake chamber diaphragm material formula and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109608707A true CN109608707A (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910013205.6A Withdrawn CN109608707A (en) | 2019-01-07 | 2019-01-07 | A kind of automobile brake chamber diaphragm material formula and preparation method thereof |
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| Country | Link |
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| CN (1) | CN109608707A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171394A (en) * | 2020-01-21 | 2020-05-19 | 贵州精忠橡塑实业有限公司 | Rubber diaphragm sizing material composition for automobile brake chamber and preparation method thereof |
| CN114106423A (en) * | 2021-11-08 | 2022-03-01 | 宁国市海天力工业发展有限公司 | Heat-resistant and cold-resistant air chamber rubber diaphragm material and preparation method thereof |
| CN114479208A (en) * | 2022-02-15 | 2022-05-13 | 贵州大众橡胶有限公司 | Rubber diaphragm sizing material for automobile brake chamber and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302311A (en) * | 2008-07-11 | 2008-11-12 | 贵州精忠橡塑实业有限公司 | Formula of highly anti-fatigue automobile brake chamber rubber diaphragm material |
| CN102617899A (en) * | 2012-03-29 | 2012-08-01 | 程旻 | Automobile braking air chamber rubber diaphragm sizing material formula taking butadiene-styrene rubber as main sizing material |
| CN107880329A (en) * | 2017-12-12 | 2018-04-06 | 舟山市奥盛汽车传动带制造有限公司 | A kind of automobile rubber diaphragm material and preparation method thereof |
-
2019
- 2019-01-07 CN CN201910013205.6A patent/CN109608707A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302311A (en) * | 2008-07-11 | 2008-11-12 | 贵州精忠橡塑实业有限公司 | Formula of highly anti-fatigue automobile brake chamber rubber diaphragm material |
| CN102617899A (en) * | 2012-03-29 | 2012-08-01 | 程旻 | Automobile braking air chamber rubber diaphragm sizing material formula taking butadiene-styrene rubber as main sizing material |
| CN107880329A (en) * | 2017-12-12 | 2018-04-06 | 舟山市奥盛汽车传动带制造有限公司 | A kind of automobile rubber diaphragm material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 张殿荣: "《现代橡胶配方设计 第二版》", 31 October 2001, 化学工业出版社 * |
| 童幸生: "《材料成形及机械制造工艺基础》", 31 December 2002, 华中理工大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171394A (en) * | 2020-01-21 | 2020-05-19 | 贵州精忠橡塑实业有限公司 | Rubber diaphragm sizing material composition for automobile brake chamber and preparation method thereof |
| CN115058069A (en) * | 2020-01-21 | 2022-09-16 | 贵州精忠橡塑实业有限公司 | Rubber diaphragm sizing material composition for automobile brake chamber and preparation method thereof |
| CN114106423A (en) * | 2021-11-08 | 2022-03-01 | 宁国市海天力工业发展有限公司 | Heat-resistant and cold-resistant air chamber rubber diaphragm material and preparation method thereof |
| CN114479208A (en) * | 2022-02-15 | 2022-05-13 | 贵州大众橡胶有限公司 | Rubber diaphragm sizing material for automobile brake chamber and preparation method thereof |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315400 West Suburb Industrial Zone of Simen Town, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Ningbo Qiaoshi Rubber & Plastics Co., Ltd. Address before: 315400 Ningbo Qiaoshi Rubber and Plastic Co., Ltd. Nancun, Simen Town, Yuyao City, Ningbo City, Zhejiang Province Applicant before: Ningbo Qiaoshi Rubber & Plastics Co., Ltd. |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190412 |